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Service bulletin KC-2131

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10213274
Published by NHTSA2022-06-05
Manufacturer's numberKC-2131
Manufacturer's date2022-05-26
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

USE FOR NEW VEHICLES (US21+OBD22 Emissions) - Intermittent Diagnostic Trouble Codes U02A3, U029D, U029E

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Trouble codes named

U029D, U029E, U02A3

Vehicles listed
VOLVO VAH2021 to 2022
VOLVO VHD2021 to 2022
VOLVO VN2021 to 2022
VOLVO VNL2021 to 2022
VOLVO VNM2021
VOLVO VNR2021 to 2022
VOLVO VNX2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.